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Finding the Fourth Proportional to 94,858.56, 142,297.56 and 42,263.64

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Solution

The fourth proportional to 94,858.56, 142,297.56 and 42,263.64 is: 63,399.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,858.56 : 142,297.56 = 42,263.64 : x
  2. Step 2: Convert to fraction form
    94,858.56/142,297.56 = 42,263.64/x
  3. Step 3: Cross multiply
    94,858.56x = 142,297.56 × 42,263.64
  4. Step 4: Simplify right side
    94,858.56x = 6,014,012,848.72
  5. Step 5: Solve for x
    x = 6,014,012,848.72/94,858.56
  6. Step 6: Final answer
    x = 63,399.79

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.